BS_OEMName          db 'ericzhao'
BPB_BytesPerSec     dw 512
BPB_SecPerClus      db 1
BPB_RsvdSecCnt      dw 1
BPB_NumFATs         db 2
BPB_RootEntCnt      dw 224
BPB_TotSec16        dw 2880
BPB_Media           db 0xF0
BPB_FATSz16         dw 9
BPB_SecPerTrk       dw 18
BPB_NumHeads        dw 2
BPB_HiddSec         dd 0
BPB_TotSec32        dd 0
BS_DrvNum           db 0
BS_Reserved1        db 0
BS_BootSig          db 29h
BS_VolID            dd 0
BS_VolLab           db 'EricOSV0.0.1'
BS_FileSysType      db 'FAT12   '

FATSz               equ 9
RootDirSectors      equ 14
SectorNoOfRootDir   equ 19
SectorNoOfFAT1      equ 1
DeltaSectorNo       equ 17